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                <?php  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	/**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    This file is part of WideImage.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    WideImage is free software; you can redistribute it and/or modify  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    it under the terms of the GNU Lesser General Public License as published by  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    the Free Software Foundation; either version 2.1 of the License, or  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    (at your option) any later version.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    WideImage is distributed in the hope that it will be useful,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    but WITHOUT ANY WARRANTY; without even the implied warranty of  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    GNU Lesser General Public License for more details.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    You should have received a copy of the GNU Lesser General Public License  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    along with WideImage; if not, write to the Free Software  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                      | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    * @package Tests  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                  **/  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                namespace Test\WideImage\Operation;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use WideImage\WideImage;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use WideImage\PaletteImage;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use WideImage\TrueColorImage;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Test\WideImage_TestCase;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @package Tests  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                 */  | 
            
            
                                                                        
                            
            
                                    
            
            
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                class GetChannelsTest extends WideImage_TestCase  | 
            
            
                                                                        
                            
            
                                    
            
            
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                { | 
            
            
                                                                        
                            
            
                                    
            
            
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                	public function testCopyChannel8bit()  | 
            
            
                                                                        
                            
            
                                    
            
            
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                	{ | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$img = WideImage::load(IMG_PATH . '100x100-color-hole.gif');  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$copy = $img->getChannels('red', 'alpha'); | 
            
                            
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                		$this->assertTrue($copy instanceof PaletteImage);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertTrue($copy->isValid());  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertFalse($copy->isTrueColor());  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertTrue($copy->isTransparent());  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertRGBEqual($copy->getRGBAt(15, 15), 255, 0, 0);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertRGBEqual($copy->getRGBAt(85, 15), 0, 0, 0);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertRGBEqual($copy->getRGBAt(85, 85), 0, 0, 0);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertRGBEqual($copy->getRGBAt(15, 85), 255, 0, 0);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertEquals($copy->getTransparentColor(), $copy->getColorAt(50, 50));  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$copy = $img->getChannels('red'); | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertTrue($copy instanceof PaletteImage);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertTrue($copy->isValid());  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertFalse($copy->isTrueColor());  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertTrue($copy->isTransparent());  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertRGBEqual($copy->getRGBAt(15, 15), 255, 0, 0);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertRGBEqual($copy->getRGBAt(85, 15), 0, 0, 0);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertRGBEqual($copy->getRGBAt(85, 85), 0, 0, 0);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertRGBEqual($copy->getRGBAt(15, 85), 255, 0, 0);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertEquals($copy->getTransparentColor(), $copy->getColorAt(50, 50));  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$copy = $img->getChannels('green'); | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertTrue($copy instanceof PaletteImage);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertTrue($copy->isValid());  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertFalse($copy->isTrueColor());  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertTrue($copy->isTransparent());  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertRGBEqual($copy->getRGBAt(15, 15), 0, 255, 0);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertRGBEqual($copy->getRGBAt(85, 15), 0, 0, 0);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertRGBEqual($copy->getRGBAt(85, 85), 0, 255, 0);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertRGBEqual($copy->getRGBAt(15, 85), 0, 0, 0);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertEquals($copy->getTransparentColor(), $copy->getColorAt(50, 50));  | 
            
            
                                                                        
                            
            
                                    
            
            
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                	}  | 
            
            
                                                                        
                            
            
                                    
            
            
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                	  | 
            
            
                                                                        
                            
            
                                    
            
            
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                	public function testCopySingleChannel()  | 
            
            
                                                                        
                            
            
                                    
            
            
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                	{ | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$img = WideImage::load(IMG_PATH . '100x100-rgbyg.png');  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$copy = $img->getChannels('red'); | 
            
                            
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                		$this->assertFalse($img->getHandle() === $copy->getHandle());  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertTrue($copy instanceof TrueColorImage);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertTrue($copy->isValid());  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertTrue($copy->isTrueColor());  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertRGBEqual($copy->getRGBAt(15, 15), 0, 0, 0, 0);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertRGBEqual($copy->getRGBAt(85, 15), 255, 0, 0, 0);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertRGBEqual($copy->getRGBAt(85, 85), 255, 0, 0, 0);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertRGBEqual($copy->getRGBAt(15, 85), 0, 0, 0, 0);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertRGBEqual($copy->getRGBAt(50, 50), 127, 0, 0, 0);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		/*  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$copy = $img->copyChannels('green'); | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertFalse($img->getHandle() === $copy->getHandle());  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertTrue($copy instanceof TrueColorImage);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertTrue($copy->isValid());  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertTrue($copy->isTrueColor());  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertRGBEqual($copy->getRGBAt(15, 15), 0, 0, 0);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertRGBEqual($copy->getRGBAt(85, 15), 0, 0, 0);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertRGBEqual($copy->getRGBAt(85, 85), 0, 255, 0);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertRGBEqual($copy->getRGBAt(15, 85), 0, 255, 0);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertRGBEqual($copy->getRGBAt(50, 50), 0, 127, 0);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$copy = $img->copyChannels('blue'); | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertFalse($img->getHandle() === $copy->getHandle());  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    103
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                		$this->assertTrue($copy instanceof TrueColorImage);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertTrue($copy->isValid());  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    105
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                		$this->assertTrue($copy->isTrueColor());  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    106
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                		$this->assertRGBEqual($copy->getRGBAt(15, 15), 0, 0, 255);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    107
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                		$this->assertRGBEqual($copy->getRGBAt(85, 15), 0, 0, 0);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    108
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                		$this->assertRGBEqual($copy->getRGBAt(85, 85), 0, 0, 0);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertRGBEqual($copy->getRGBAt(15, 85), 0, 0, 0);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    110
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                		$this->assertRGBEqual($copy->getRGBAt(50, 50), 0, 0, 127);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$img = WideImage::load(IMG_PATH . '100x100-blue-alpha.png');  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$copy = $img->copyChannels('alpha'); | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertRGBNear($copy->getRGBAt(25, 25), 0, 0, 0, 0.25 * 127);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    115
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                		$this->assertRGBNear($copy->getRGBAt(75, 25), 0, 0, 0, 0.5 * 127);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    116
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                		$this->assertRGBNear($copy->getRGBAt(75, 75), 0, 0, 0, 0.75 * 127);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->assertRGBNear($copy->getRGBAt(25, 75), 0, 0, 0, 127);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		*/  | 
            
            
                                                                        
                            
            
                                    
            
            
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                	}  | 
            
            
                                                                        
                            
            
                                    
            
            
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                	  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    121
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                	public function testCopyCombinedChannels()  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	{ | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    123
                 | 
                                    
                                                     | 
                
                 | 
                		$img = WideImage::load(IMG_PATH . '100x100-blue-alpha.png');  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    124
                 | 
                                    
                                                     | 
                
                 | 
                		$copy = $img->getChannels('blue', 'alpha'); | 
            
                            
                    | 
                        
                     | 
                     | 
                     | 
                    
                                                                                                    
                        
                         
                                                                                        
                                                                                     
                     | 
                
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    125
                 | 
                                    
                                                     | 
                
                 | 
                		$this->assertRGBNear($copy->getRGBAt(25, 25), 0, 0, 255, 0.25 * 127);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    126
                 | 
                                    
                                                     | 
                
                 | 
                		$this->assertRGBNear($copy->getRGBAt(75, 25), 0, 0, 255, 0.5 * 127);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    127
                 | 
                                    
                                                     | 
                
                 | 
                		$this->assertRGBNear($copy->getRGBAt(75, 75), 0, 0, 255, 0.75 * 127);  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
                | 
                    128
                 | 
                                    
                                                     | 
                
                 | 
                		$this->assertRGBNear($copy->getRGBAt(25, 75), 0, 0, 0, 127);  | 
            
            
                                                                        
                                                                
            
                                    
            
            
                | 
                    129
                 | 
                                    
                                                     | 
                
                 | 
                	}  | 
            
            
                                                                        
                                                                
            
                                    
            
            
                | 
                    130
                 | 
                                    
                                                     | 
                
                 | 
                }  | 
            
            
                                                                        
                                                                
            
                                    
            
            
                | 
                    131
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                        
This check compares calls to functions or methods with their respective definitions. If the call has more arguments than are defined, it raises an issue.
If a function is defined several times with a different number of parameters, the check may pick up the wrong definition and report false positives. One codebase where this has been known to happen is Wordpress. Please note the @ignore annotation hint above.